qualitative properties

例句：

1. 1.The product is qualitatively different from the previous one.
   该产品与前一个产品在本质上有所不同。
2. 2.The researcher found that the data was of qualitative value.
   研究者发现这些数据具有定性价值。
3. 3.Quality control measures are essential for ensuring food safety.
   质量控制措施对于确保食品安全至关重要。